Powered by a whisper-quiet motor and rechargeable battery the Wanachi massager is the premier choice for revitalizing tired muscles. Choose between 2 levels of soothing vibrations and enjoy the freedom of wireless stimulation. Plug in the AC-adapter for a quick recharge and the Wanachi is ready for portable action. The relaxing vibrations relieve tension and reduce muscle fatigue giving your aching body the recharge it deserves.